[bee-ver] 
noun, plural -vers, (especially collectively
) -ver for 1; verb | 1. | a large, amphibious rodent of the genus Castor, having sharp incisors, webbed hind feet, and a flattened tail, noted for its ability to dam streams with trees, branches, etc. |
| 2. | the fur of this animal. |
| 3. | a flat, round hat made of beaver fur or a similar fabric. |
| 4. | a tall, cylindrical hat for men, formerly made of beaver and now of a fabric simulating this fur. Compare opera hat, silk hat, top hat. |
| 5. | Informal. a full beard or a man wearing one. |
| 6. | Informal. an exceptionally active or hard-working person. |
| 7. | Slang: Vulgar.
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| 8. | Textiles.
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| 9. | (initial capital letter) a native or inhabitant of Oregon, the Beaver State (used as a nickname). |
| 10. | British. to work very hard or industriously at something (usually fol. by away). |